On Monday, 19 September 2016 at 14:22:16 UTC, Steven Schveighoffer wrote:
On 9/19/16 7:27 AM, Lodovico Giaretta wrote:

What I'd like to know: is this usage widespread? Should we forbid it for
the sake of security?


No. There is no security concern here. You are dereferencing a null pointer, which is perfectly safe.

-Steve

Ok, wrong wording. I meant "should we forbid it to avoid long hours of debugging and unexpected behaviours? One uses emplace expecting that it Just Works(TM), which is not true for nested things."

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